We need to import CoreText's tables and types to WebKit to mimic CoreText's behavior when text-spacing is set to ‘auto’ for Chinese text.
Pull request: https://github.com/WebKit/WebKit/pull/10043
Committed 260534@main (af11c789096b): <https://commits.webkit.org/260534@main> Reviewed commits have been landed. Closing PR #10043 and removing active labels.
<rdar://105386285>